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Home › Subaru › 2013 › BRZ Limited, Automatic Trans › Repair and Diagnosis › Transmission › Automatic Trans › Automatic Transaxle (Service Information) › Automatic Transmission Unit › Disassembly

Automatic Transmission Unit: Disassembly

  1. Removal of refill plug
    1. Remove the refill plug.
    2. Remove the O-ring from the refill plug.
  2. Removal of transmission control shaft lever RH
    1. Remove the nut, spring washer, and transmission control shaft lever RH from the neutral start switch ASSY.
      Fig 1: Exploded View Of Transmission Control Shaft Lever
      G08554539Courtesy of SUBARU OF AMERICA, INC.
  3. Removal of neutral start switch ASSY
    1. Use a flat tip screwdriver to bend the tab of the lock washer.
    2. Remove the nut and lock washer.
    3. Remove the bolt and neutral start switch ASSY from the automatic transmission case SUB-ASSY.
      NOTE: Be sure to keep the manual valve lever shaft from rotating before installation of the neutral start switch ASSY so as to prevent the detent spring from being detached from the manual valve lever shaft.
      Fig 2: Exploded View Of Neutral Start Switch Assy
      G08554540Courtesy of SUBARU OF AMERICA, INC.
  4. Removal of oil cooler tube union
    1. Remove 2 oil cooler tube unions from the automatic transmission case SUB-ASSY.
      Fig 3: Locating Oil Cooler Tube Unions
      G08554541Courtesy of SUBARU OF AMERICA, INC.
  5. Removal of transmission revolution sensor
    1. Remove 2 bolts and 2 transmission revolution sensors from the automatic transmission case SUB-ASSY.
    2. Remove 2 O-rings from the 2 transmission revolution sensors.
      Fig 4: Locating Transmission Revolution Sensors Bolts
      G08554542Courtesy of SUBARU OF AMERICA, INC.
  6. Removal of automatic transmission breather tube
    1. Remove 2 bolts to remove the automatic transmission breather tube from the automatic transmission case SUB-ASSY.
      Fig 5: Locating Automatic Transmission Breather Tube Bolts
      G08554543Courtesy of SUBARU OF AMERICA, INC.
  7. Removal of automatic transmission case plug
    1. Remove 5 automatic transmission case plugs from the automatic transmission case SUB-ASSY.
    2. Remove 5 O-rings from the 5 automatic transmission case plugs.
      Fig 6: Locating Automatic Transmission Case Plugs O-Rings
      G08554544Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the automatic transmission case plug from the automatic transmission case SUB-ASSY using a TORX socket wrench T55.
    4. Remove the O-ring from the automatic transmission case plug.
      Fig 7: Locating Automatic Transmission Case Plug
      G08554545Courtesy of SUBARU OF AMERICA, INC.
  8. Removal of automatic transmission housing
    1. Remove 10 bolts to remove the automatic transmission housing from the automatic transmission case SUB-ASSY.
      Fig 8: Locating Automatic Transmission Housing Bolts
      G08554546Courtesy of SUBARU OF AMERICA, INC.
  9. Removal of extension housing dust deflector
    1. Use a brass bar and a hammer to lightly tap the extension housing dust deflector and remove it from the extension housing SUB-ASSY.
      CAUTION: Be careful not to damage the extension housing SUB-ASSY.
      Fig 9: Removing Of Extension Housing Dust Deflector
      G08554547Courtesy of SUBARU OF AMERICA, INC.
  10. Removal of extension housing SUB-ASSY
    1. Remove the 6 bolts.
      Fig 10: Locating Extension Housing Sub-Assy Bolts
      G08554548Courtesy of SUBARU OF AMERICA, INC.
    2. Use a flat tip screwdriver to remove the extension housing SUB-ASSY from the automatic transmission case SUB-ASSY.
      Fig 11: Removing Extension Housing Sub-Assy From Automatic Transmission Case Sub-Assy Using Flat Tip Screwdriver
      G08554549Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to scratch the mating surface of the extension housing SUB-ASSY and the automatic transmission case SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
  11. Removal of transmission case adapter radial ball bearing
    1. Remove the snap ring from the extension housing SUB-ASSY.
    2. Remove the transmission case adapter radial ball bearing from the extension housing SUB-ASSY.
      Fig 12: Removing Snap Ring From Extension Housing Sub-Assy
      G08554550Courtesy of SUBARU OF AMERICA, INC.
  12. Removal of automatic transmission extension housing oil seal
    1. Use a flat tip screwdriver to remove the automatic transmission extension housing oil seal from the extension housing SUB-ASSY.
      Fig 13: Removing Automatic Transmission Extension Housing Oil Seal From Extension Housing Sub-Assy
      G08554551Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the extension housing SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
      Fig 14: Wraping Tip Of Flat Tip Screwdriver With Tape
      G08554552Courtesy of SUBARU OF AMERICA, INC.
  13. Removal of output shaft thrust bearing
    1. Remove the snap ring from the output shaft of the rear planetary gear ASSY.
    2. Remove the rear output shaft thrust bearing race, output shaft thrust bearing, and output shaft thrust bearing race.
      Fig 15: Locating Automatic Transmission Oil Pan Bolts
      G08554553Courtesy of SUBARU OF AMERICA, INC.
  14. Removal of automatic transmission oil pan SUB-ASSY
    CAUTION: Be careful not to turn the transmission to prevent the valve body from becoming dirty with foreign substances accumulating at the bottom of the oil pan.
    1. Use a 5-mm {0.2-in} socket hexagon wrench to remove the overflow plug and gasket.
    2. Remove the drain plug and the gasket.
    3. Remove 20 bolts to remove the automatic transmission oil pan SUB-ASSY and automatic transmission oil pan gasket.
    4. Remove 3 transmission oil cleaner magnets from the automatic transmission oil pan SUB-ASSY.
      Fig 16: Identifying Transmission Oil Cleaner Magnets
      G08554554Courtesy of SUBARU OF AMERICA, INC.
    5. Check the particles in the automatic transmission oil pan SUB-ASSY.
      1. If metallic fragments are found, collect them using the removed transmission oil cleaner magnets. Carefully inspect foreign substances or particles in the automatic transmission oil pan SUB-ASSY and on the transmission oil cleaner magnets to check for normal wear at the automatic transmission ASSY.

        Steel (magnetic): worn bearing, gear, and clutch plate

        Brass (non-magnetic): worn bushing

  15. Removal of valve body oil strainer ASSY
    1. Remove 4 bolts to remove the valve body oil strainer ASSY from the transmission valve body ASSY.
      Fig 17: Locating Valve Body Oil Strainer Assy Bolts
      G08554555Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the O-ring from the valve body oil strainer ASSY.
      Fig 18: Identifying Valve Body Oil Strainer Assy O-Ring
      G08554556Courtesy of SUBARU OF AMERICA, INC.
  16. Removal of transmission wire
    1. Remove the bolt and hydraulic pressure sensor clamp, then disconnect the ATF hydraulic pressure sensor.
      Fig 19: Locating Hydraulic Pressure Sensor Clamp Bolt
      G08554557Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the bolt to remove the clamp from the valve body ASSY.
    3. Disconnect the wiring harness from the clamp.
      Fig 20: Locating Valve Body Assy Clamps
      G08554558Courtesy of SUBARU OF AMERICA, INC.
    4. Disconnect the 9 solenoid valve connectors.
      NOTE: Use a thin-tipped flat tip screwdriver for the connector indicated by the white arrow to disconnect the control solenoid connector.
      Fig 21: Locating Solenoid Valve Connectors
      G08554372Courtesy of SUBARU OF AMERICA, INC.
    5. Remove the bolt, then pull out the transmission wire.
      Fig 22: Identifying Transmission Wire Connector Bolt
      G08554560Courtesy of SUBARU OF AMERICA, INC.
    6. Remove the O-ring from the transmission wire.
      Fig 23: Identifying Transmission Wire O-Ring
      G08554561Courtesy of SUBARU OF AMERICA, INC.
  17. Removal of transmission valve body ASSY
    1. Remove the bolt, detent spring cover, and detent spring from the transmission valve body ASSY.
      Fig 24: Locating Detent Spring Bolt
      G08554562Courtesy of SUBARU OF AMERICA, INC.
    2. Remove 19 bolts to remove the transmission valve body ASSY from the automatic transmission case SUB-ASSY.
      Fig 25: Locating Transmission Valve Body Assy Bolts
      G08554563Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the manual valve connecting rod SUB-ASSY from the manual valve lever SUB-ASSY.
      Fig 26: Identifying Manual Valve Connecting Rod Sub-Assy And Manual Valve Lever Sub-Assy
      G08554564Courtesy of SUBARU OF AMERICA, INC.
  18. Removal of transmission case gasket
    1. Remove 3 transmission case gaskets from the automatic transmission case SUB-ASSY.
      Fig 27: Identifying Transmission Case Gasket
      G08554565Courtesy of SUBARU OF AMERICA, INC.
  19. Removal of brake drum gasket
    1. Remove 3 brake drum gaskets from the automatic transmission case SUB-ASSY.
      Fig 28: Identifying Brake Drum Gasket
      G08554566Courtesy of SUBARU OF AMERICA, INC.
  20. Removal of check ball body
    1. Remove the check ball body and compression spring from the automatic transmission case SUB-ASSY.
      Fig 29: Identifying Check Ball Body And Compression Spring
      G08554567Courtesy of SUBARU OF AMERICA, INC.
  21. Removal of C-2 accumulator piston
    1. Blow compressed air into the oil hole and remove the C-2 accumulator piston and spring from the automatic transmission case SUB-ASSY.
      CAUTION: Be careful as the C-3 and B-3 accumulator pistons may jump out.
    2. Remove 2 O-rings from the C-2 accumulator piston.
      Fig 30: Removing Of C-2 Accumulator Piston
      G08554568Courtesy of SUBARU OF AMERICA, INC.
    3. Use a flat tip screwdriver to remove the snap ring and spring SUB-ASSY from the C-2 accumulator piston.
      CAUTION: Be careful not to damage the C-2 accumulator piston.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
      Fig 31: Exploded View Of C-2 Accumulator Piston
      G08554569Courtesy of SUBARU OF AMERICA, INC.
  22. Removal of B-3 accumulator piston
    1. Blow compressed air into the oil hole and remove the B-3 accumulator piston and spring from the automatic transmission case SUB-ASSY.
      CAUTION: Be careful as the C-3 accumulator piston may jump out.
    2. Remove 2 O-rings from the B-3 accumulator piston.
    3. Use a flat tip screwdriver to remove the snap ring and spring SUB-ASSY from the B-3 accumulator piston.
      CAUTION: Be careful not to damage the B-3 accumulator piston.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
      Fig 32: Exploded View Of B-3 Accumulator Piston
      G08554570Courtesy of SUBARU OF AMERICA, INC.
  23. Removal of C-3 accumulator piston
    1. Blow compressed air into the oil hole and remove the C-3 accumulator piston and 2 springs from the automatic transmission case SUB-ASSY.
    2. Remove 2 O-rings from the C-3 accumulator piston.
      Fig 33: Removing C-3 Accumulator Piston And Springs
      G08554571Courtesy of SUBARU OF AMERICA, INC.
  24. Removal of B-1 accumulator valve
    1. Remove the B-1 accumulator valve and spring from the automatic transmission case SUB-ASSY.
      Fig 34: Identifying B-1 Accumulator Valve
      G08554572Courtesy of SUBARU OF AMERICA, INC.
  25. Removal of parking lock pole bracket
    1. Remove 3 bolts to remove the parking lock pole bracket from the automatic transmission case SUB-ASSY.
      Fig 35: Locating Parking Lock Pole Bracket Bolts
      G08554573Courtesy of SUBARU OF AMERICA, INC.
  26. Removal of parking lock rod SUB-ASSY
    1. Remove the parking lock rod SUB-ASSY from the manual valve lever SUB-ASSY.
      Fig 36: Identifying Parking Lock Rod Sub-Assy
      G08554574Courtesy of SUBARU OF AMERICA, INC.
  27. Removal of parking lock pole shaft
    1. Pull out the parking lock pole shaft from the front side and remove the parking lock pole and torsion spring.
      Fig 37: Identifying Parking Lock Pole, E-Ring, Parking Lock Pole Shaft And Torsion Spring
      G08554575Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the E-ring from the parking lock pole shaft.
  28. Removal of manual valve lever SUB-ASSY
    1. Use a flat tip screwdriver and a hammer to disconnect the spacer and remove it from the manual valve lever shaft.
      Fig 38: Removing Of Manual Valve Lever Sub-Assy
      G08554576Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the manual valve lever shaft.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    2. Use a 3-mm pin punch and hammer to pull out the spring pin.
      NOTE: Pull out the spring pin slowly to prevent it from dropping in the automatic transmission case SUB-ASSY.
    3. Pull out the manual valve lever shaft from the case and remove the manual valve lever SUB-ASSY.
      Fig 39: Pulling Out Spring Pin Using Pin Punch And Hammer
      G08554577Courtesy of SUBARU OF AMERICA, INC.
  29. Removal of manual valve lever shaft oil seal
    1. Use a flat tip screwdriver to remove the 2 manual valve lever shaft oil seals from the automatic transmission case SUB-ASSY.
      Fig 40: Removing Manual Valve Lever Shaft Oil Seals From Automatic Transmission Case Sub-Assy
      G08554578Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the automatic transmission case SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
  30. Setting of automatic transmission case SUB-ASSY
    1. Place the automatic transmission case SUB-ASSY on a pipe or tube approx. 125 mm {4.92 in} in inner diameter.
      CAUTION: Place it on a level surface.
      Fig 41: Identifying Automatic Transmission Case Sub-Assy
      G08554579Courtesy of SUBARU OF AMERICA, INC.
  31. Removal of oil pump ASSY
    1. Remove the 9 bolts.
      Fig 42: Locating Oil Pump Assy Bolts
      G08554580Courtesy of SUBARU OF AMERICA, INC.
    2. Use a flat tip screwdriver to remove the oil pump ASSY from the automatic transmission case SUB-ASSY.
      Fig 43: Removing Oil Pump Assy From Automatic Transmission Case Sub-Assy
      G08554581Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the oil pump ASSY and automatic transmission case SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    3. Remove No. 1 thrust bearing race from the oil pump ASSY.
      Fig 44: Identifying No. 1 Thrust Bearing Race, Oil Pump Assy And O-Ring
      G08554582Courtesy of SUBARU OF AMERICA, INC.
    4. Remove the O-ring from the oil pump ASSY.
    5. Remove the 3 oil seal rings from the oil pump.
      Fig 45: Exploded View Of Oil Pump Assy Oil Seal Rings
      G08554583Courtesy of SUBARU OF AMERICA, INC.
    6. Use the SST to remove the oil seal from the oil pump.

      SST 398527700

      Fig 46: Removing Oil Seal From Oil Pump
      G08554584Courtesy of SUBARU OF AMERICA, INC.
  32. Removal of clutch drum & input shaft ASSY
    1. Remove the clutch drum and input shaft ASSY from the automatic transmission case SUB-ASSY.
      Fig 47: Removing Of Clutch Drum & Input Shaft Assy
      G08554585Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the clutch drum thrust washer, thrust needle roller bearing, input shaft front thrust bearing race, and input shaft front thrust needle roller bearing from the clutch drum & input shaft ASSY.
      Fig 48: Identifying Thrust Needle Roller Bearing, Input Shaft Front Thrust Bearing Race And Input Shaft Thrust Needle Roller Bearing
      G08554586Courtesy of SUBARU OF AMERICA, INC.
  33. Removal of No. 2 one-way clutch ASSY
    1. Remove the No. 2 one-way clutch ASSY and input shaft clutch drum thrust washer from the clutch drum & input shaft ASSY.
      Fig 49: Identifying No. 2 One-Way Clutch Assy And Input Shaft Clutch Drum Thrust Washer
      G08554587Courtesy of SUBARU OF AMERICA, INC.
  34. Support clutch drum & input shaft ASSY
    1. Place the oil pump ASSY on the torque converter ASSY, then place the clutch drum & input shaft ASSY on the oil pump ASSY.
      Fig 50: Identifying Torque Converter Assy And Oil Pump Assy
      G08554588Courtesy of SUBARU OF AMERICA, INC.
  35. Removal of reverse clutch hub SUB-ASSY
    1. Use a flat tip screwdriver to remove the snap ring from the reverse clutch piston SUB-ASSY.
      Fig 51: Removing Snap Ring From Reverse Clutch Piston Sub-Assy
      G08554589Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the reverse clutch piston SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    2. Remove the reverse clutch hub SUB-ASSY from the reverse clutch drum SUB-ASSY.
      Fig 52: Removing Reverse Clutch Hub Sub-Assy From Reverse Clutch Drum Sub-Assy
      G08554590Courtesy of SUBARU OF AMERICA, INC.
  36. Removal of reverse clutch reaction sleeve
    1. Remove the reverse clutch reaction sleeve from the reverse clutch hub SUB-ASSY.
      Fig 53: Removing Reverse Clutch Reaction Sleeve From Reverse Clutch Hub Sub-Assy
      G08554591Courtesy of SUBARU OF AMERICA, INC.
  37. Removal of No. 3 clutch disc
    1. Remove the clutch cushion plate, reverse clutch flange, 4 No. 3 clutch discs, and 3 No. 3 clutch plates from the reverse clutch hub SUB-ASSY.
      Fig 54: Identifying No. 3 Clutch Disc, No. 3 Clutch Plate, Reverse Clutch Flange And Clutch Cushion Plate
      G08554592Courtesy of SUBARU OF AMERICA, INC.
  38. Removal of forward clutch hub SUB-ASSY
    1. Remove the forward clutch hub SUB-ASSY and No. 3 clutch hub thrust washer from the reverse clutch drum SUB-ASSY.
      Fig 55: Identifying Forward Clutch Hub Sub-Assy And No. 3 Clutch Hub Thrust Washer
      G08554593Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the 2 thrust needle roller bearings and No. 2 thrust bearing race from the forward clutch hub ASSY.
      Fig 56: Identifying Thrust Needle Roller Bearing And No. 2 Thrust Bearing Race
      G08554594Courtesy of SUBARU OF AMERICA, INC.
  39. Removal of coast clutch hub SUB-ASSY
    1. Remove the coast clutch hub SUB-ASSY from the reverse clutch drum SUB-ASSY.
      Fig 57: Identifying Coast Clutch Hub Sub-Assy
      G08554595Courtesy of SUBARU OF AMERICA, INC.
  40. Removal of No. 4 one-way clutch ASSY
    1. Remove the No. 4 one-way clutch ASSY and No. 2 clutch hub thrust washer from the coast clutch hub ASSY.
      Fig 58: Identifying Coast Clutch Hub Sub-Assy, No. 2 Clutch Hub Thrust Washer, No. 4 One-Way Clutch Assy
      G08554596Courtesy of SUBARU OF AMERICA, INC.
  41. Removal of No. 1 clutch disc (forward clutch disc)
    1. Use a flat tip screwdriver to remove the snap ring.
      Fig 59: Removing Snap Ring Using Flat Tip Screwdriver
      G08554597Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the input shaft.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    2. Remove the forward clutch flange, 4 No. 1 clutch discs, 4 No. 1 clutch plates, and clutch cushion plate from the input shaft.
      Fig 60: Identifying Clutch Cushion Plate, No. 1 Clutch Plate, No. 1 Clutch Disc And Forward Clutch Flange
      G08554598Courtesy of SUBARU OF AMERICA, INC.
  42. Removal of No. 4 clutch disc (coast clutch disc)
    1. Use a flat tip screwdriver to remove the snap ring.
      Fig 61: Removing Snap Ring Using Flat Tip Screwdriver
      G08554599Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the forward clutch piston SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    2. Remove the coast clutch flange, 4 No. 4 clutch discs, 4 No. 4 clutch plates from the forward clutch piston SUB-ASSY.
      Fig 62: Identifying No. 4 Clutch Plate, No. 4 Clutch Disc And Coast Clutch Flange
      G08554600Courtesy of SUBARU OF AMERICA, INC.
  43. Removal of input shaft
    1. Remove the thrust needle roller bearing and input shaft rear thrust bearing race from the input shaft.
      Fig 63: Identifying Thrust Needle Roller Bearing And Input Shaft Rear Thrust Bearing Race
      G08554601Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the input shaft from the reverse clutch drum SUB-ASSY.
      Fig 64: Identifying Reverse Clutch Drum Sub-Assy
      G08554602Courtesy of SUBARU OF AMERICA, INC.
  44. Removal of clutch drum oil seal ring
    1. Remove the 4 clutch drum oil seal rings from the input shaft.
      Fig 65: Exploded View Of Clutch Drum Oil Seal Ring
      G08554603Courtesy of SUBARU OF AMERICA, INC.
  45. Removal of No. 1 clutch balancer
    1. Place the SST on the No. 1 clutch balancer and press the forward clutch return spring SUB-ASSY using a press.

      SST 09387-00110

    2. Remove the snap ring.
      Fig 66: Removing Of No. 1 Clutch Balancer
      G08554604Courtesy of SUBARU OF AMERICA, INC.
    3. Remove No. 1 clutch balancer and forward clutch return spring SUB-ASSY from the input shaft.
      Fig 67: Identifying No. 1 Clutch Balancer And Forward Clutch Return Spring Sub-Assy
      G08554605Courtesy of SUBARU OF AMERICA, INC.
    4. Remove the D-ring from the No. 1 clutch balancer.
      Fig 68: Identifying Clutch Balancer D-Ring
      G08554606Courtesy of SUBARU OF AMERICA, INC.
  46. Removal of forward clutch piston SUB-ASSY
    1. Hold the forward clutch piston SUB-ASSY and blow compressed air (392 kPa {4.0 kgf/cm2 , 57 psi}) to the input shaft, then remove the forward clutch piston SUB-ASSY.
      Fig 69: Removing Of Forward Clutch Piston Sub-Assy
      G08554607Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the coast clutch piston from the forward clutch piston SUB-ASSY.
      Fig 70: Identifying Coast Clutch Piston And Forward Clutch Piston Sub-Assy
      G08554608Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the O-ring from the input shaft.
      Fig 71: Identifying Input Shaft O-Ring
      G08554609Courtesy of SUBARU OF AMERICA, INC.
  47. Removal of reverse clutch flange
    1. Remove the reverse clutch flange from the reverse clutch drum SUB-ASSY.
      Fig 72: Removing Of Reverse Clutch Flange
      G08554610Courtesy of SUBARU OF AMERICA, INC.
  48. Removal of No. 2 clutch disc (direct clutch disc)
    1. Use a flat tip screwdriver to remove the 2 snap rings from the reverse clutch drum SUB-ASSY.
      Fig 73: Removing Of No. 2 Clutch Disc (Direct Clutch Disc)
      G08554611Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the reverse clutch drum SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    2. Remove the direct clutch flange, 5 No. 2 clutch discs, 5 No. 2 clutch plates from the reverse clutch drum SUB-ASSY.
      Fig 74: Identifying No. 2 Clutch Plate, No. 2 Clutch Disc And Direct Clutch Flange
      G08554612Courtesy of SUBARU OF AMERICA, INC.
  49. Removal of No. 3 clutch balancer
    1. Place the SST on the No. 3 clutch balancer and press the reverse clutch return spring SUB-ASSY using a press.

      SST 09387-00070

    2. Remove the snap ring.
    3. Remove the No. 3 clutch balancer.
      Fig 75: Removing No. 3 Clutch Balancer
      G08554613Courtesy of SUBARU OF AMERICA, INC.
  50. Removal of reverse clutch return spring SUB-ASSY
    1. Remove the reverse clutch return spring SUB-ASSY and O-ring from the reverse clutch piston SUB-ASSY.
      Fig 76: Identifying Reverse Clutch Return Spring Sub-Assy O-Ring
      G08554614Courtesy of SUBARU OF AMERICA, INC.
  51. Removal of reverse clutch piston SUB-ASSY
    1. Remove the reverse clutch piston SUB-ASSY from the reverse clutch drum SUB-ASSY.
      Fig 77: Identifying Reverse Clutch Piston Sub-Assy And Reverse Clutch Drum Sub-Assy
      G08554615Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the O-ring from the reverse clutch piston SUB-ASSY.
      Fig 78: Identifying Reverse Clutch Piston Sub-Assy O-Ring
      G08554616Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the O-ring from the reverse clutch drum SUB-ASSY.
      Fig 79: Identifying Reverse Clutch Drum Sub-Assy O-Ring
      G08554617Courtesy of SUBARU OF AMERICA, INC.
  52. Removal of direct clutch piston SUB-ASSY
    1. Place the SST on the No. 2 clutch balancer and press the direct clutch return spring SUB-ASSY using a press.

      SST 09320-89010

    2. Remove the snap ring.
      Fig 80: Removing Snap Ring
      G08554618Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the No. 2 clutch balancer and direct clutch return spring SUB-ASSY.
      Fig 81: Identifying No. 2 Clutch Balancer, O-Ring And Direct Clutch Return Spring Sub-Assy
      G08554619Courtesy of SUBARU OF AMERICA, INC.
    4. Remove the O-ring from the No. 2 clutch balancer.
    5. Use 2 flat tip screwdrivers to remove the direct clutch piston SUB-ASSY from the reverse clutch drum SUB-ASSY.
      Fig 82: Removing Direct Clutch Piston Sub-Assy From Reverse Clutch Drum Sub-Assy
      G08554620Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the direct clutch piston SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    6. Remove 2 O-rings from the direct clutch piston SUB-ASSY.
      Fig 83: Identifying Clutch Piston Sub-Assy O-Rings
      G08554621Courtesy of SUBARU OF AMERICA, INC.
  53. Removal of No. 3 brake disc
    1. Use a flat tip screwdriver to remove the snap ring from the automatic transmission case SUB-ASSY.
      Fig 84: Removing Of No. 3 Brake Disc
      G08554622Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the automatic transmission case SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    2. Remove the No. 3 brake flange, 3 No. 3 brake discs, and 3 No. 3 brake plates from the automatic transmission case SUB-ASSY.
      Fig 85: Identifying No. 3 Brake Plate, No. 3 Brake Disc And No. 3 Brake Flange
      G08554623Courtesy of SUBARU OF AMERICA, INC.
  54. Removal of No. 3 brake cylinder
    1. Remove the snap ring from the automatic transmission case SUB-ASSY.
      Fig 86: Removing Of No. 3 Brake Cylinder
      G08554624Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the No. 3 brake cylinder from the automatic transmission case SUB-ASSY.
      Fig 87: Removing No. 3 Brake Cylinder From Automatic Transmission Case Sub-Assy
      G08554625Courtesy of SUBARU OF AMERICA, INC.
  55. Removal of No. 3 brake piston
    1. Using the SST and a press to remove the snap ring and No. 3 brake piston return spring SUB-ASSY from the No. 3 brake cylinder.
      Fig 88: Removing Of No. 3 Brake Piston
      G08554626Courtesy of SUBARU OF AMERICA, INC.

      SST 18762AA030

      CAUTION:
      • Be careful not to damage the No. 3 brake cylinder.
      • Keep the foot of SST from standing on the protrusion of the piston return spring SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    2. Hold the No. 3 second brake piston and blow compressed air (392 kPa {4.0 kgf/cm2 , 57 psi}) to the No. 3 brake cylinder, then remove the No. 3 brake piston.
      Fig 89: Removing No. 3 Brake Piston Using Compressed Air
      G08554627Courtesy of SUBARU OF AMERICA, INC.
    3. Remove 2 O-rings from the No. 3 brake piston.
      Fig 90: Identifying No. 3 Brake Piston O-Ring
      G08554628Courtesy of SUBARU OF AMERICA, INC.
  56. Removal of one-way clutch ASSY
    1. Remove the one-way clutch ASSY and No. 1 planetary carrier thrust washer from the automatic transmission case SUB-ASSY.
      Fig 91: Identifying One-Way Clutch Assy And No. 1 Planetary Carrier Thrust Washer
      G08554629Courtesy of SUBARU OF AMERICA, INC.
  57. Removal of front planetary gear ASSY
    1. Remove the front planetary gear ASSY and one-way clutch inner race SUB-ASSY from the automatic transmission case SUB-ASSY.
      Fig 92: Identifying One-Way Clutch Inner Race Sub-Assy And Front Planetary Gear Assy
      G08554630Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the front planetary flange rear thrust bearing race, front planetary flange thrust needle roller bearing, and No. 2 planetary carrier thrust washer from the automatic transmission case SUB-ASSY.
      Fig 93: Identifying Front Planetary Flange Rear Thrust Bearing Race And Front Planetary Flange Thrust Needle Roller Bearing
      G08554631Courtesy of SUBARU OF AMERICA, INC.
  58. Removal of front planetary ring gear
    1. Remove the front planetary ring gear from the automatic transmission case SUB-ASSY.
      Fig 94: Removing Of Front Planetary Ring Gear
      G08554632Courtesy of SUBARU OF AMERICA, INC.
  59. Removal of center planetary ring gear
    1. Use a flat tip screwdriver to remove the snap ring.
      Fig 95: Removing Of Center Planetary Ring Gear
      G08554633Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the front planetary ring gear.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    2. Remove the center planetary ring gear from the front planetary ring gear.
    3. Use a flat tip screwdriver to remove the snap ring.
      Fig 96: Removing Snap Ring Using Flat Tip Screwdriver
      G08554634Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the center planetary ring gear.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    4. Remove the front planetary ring gear flange SUB-ASSY from the center planetary ring gear.
  60. Removal of No. 1 brake disc
    1. Remove the No. 1 brake flange, 3 No. 1 brake discs, 3 No. 1 brake plates from the automatic transmission case SUB-ASSY.
      Fig 97: Identifying No. 1 Brake Plate And No. 1 Brake Disc And No. 1 Brake Flange
      G08554635Courtesy of SUBARU OF AMERICA, INC.
  61. Removal of brake piston return spring SUB-ASSY
    1. Use a flat tip screwdriver to remove the snap ring from the automatic transmission case SUB-ASSY.
      Fig 98: Removing Of Brake Piston Return Spring Sub-Assy
      G08554636Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the automatic transmission case SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    2. Remove the brake piston return spring SUB-ASSY and No. 1 brake cylinder from the automatic transmission case SUB-ASSY.
      Fig 99: Identifying Brake Piston Return Spring Sub-Assy And No. 1 Brake Cylinder
      G08554637Courtesy of SUBARU OF AMERICA, INC.
  62. Removal of No. 1 brake piston
    1. Hold the No. 1 brake piston and blow compressed air (392 kPa {4.0 kgf/cm2 , 57 psi}) to the No. 1 brake cylinder, then remove the No. 1 brake piston.
      NOTE: If the piston does not jump out by compressed air, use needle nose pliers to pick the piston up and take it out.
    2. Remove 2 O-rings from the No. 1 brake piston.
      Fig 100: Removing Of No. 1 Brake Piston
      G08554638Courtesy of SUBARU OF AMERICA, INC.
  63. Removal of No. 2 brake disc
    1. Use a flat tip screwdriver to remove the snap ring from the automatic transmission case SUB-ASSY.
      Fig 101: Removing Of No. 2 Brake Disc
      G08554639Courtesy of SUBARU OF AMERICA, INC.
      CAUTION: Be careful not to damage the automatic transmission case SUB-ASSY.
      NOTE: Wrap the tip of a flat tip screwdriver with tape before using it.
    2. Remove 2 No. 2 brake flanges, 4 No. 2 brake discs, 3 No. 2 brake plates, and No. 2 brake piston return spring SUB-ASSY from the automatic transmission case SUB-ASSY.
      Fig 102: Identifying No. 2 Brake Flange, No. 2 Brake Disc And No. 2 Brake Plate
      G08554640Courtesy of SUBARU OF AMERICA, INC.
  64. Removal of No. 2 brake piston
    1. Hold the No. 2 brake piston and blow compressed air (392 kPa {4.0 kgf/cm2 , 57 psi}) to the transmission case, then remove the No. 2 brake piston and No. 2 brake cylinder.
      NOTE: If the piston does not jump out by compressed air, use needle nose pliers to pick the piston up and take it out.
    2. Remove the No. 2 brake piston from the No. 2 brake cylinder.
    3. Remove 2 O-rings from the No. 2 brake piston.
      Fig 103: Removing Of No. 2 Brake Piston
      G08554641Courtesy of SUBARU OF AMERICA, INC.
  65. Removal of center planetary gear ASSY
    1. Remove the center planetary gear ASSY, planetary sun gear, thrust needle roller bearing, and No. 4 thrust bearing race from the automatic transmission case SUB-ASSY.
      Fig 104: Identifying Thrust Needle Roller Bearing, No. 4 Thrust Bearing Race, Center Planetary Gear Assy And Planetary Sun Gear
      G08554642Courtesy of SUBARU OF AMERICA, INC.
  66. Removal of intermediate shaft
    1. Remove the snap ring from the automatic transmission case SUB-ASSY.
      Fig 105: Removing Of Intermediate Shaft
      G08554643Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the intermediate shaft together with the No. 3 one-way clutch ASSY from the automatic transmission case SUB-ASSY.
      Fig 106: Removing Intermediate Shaft From Automatic Transmission Case Sub-Assy
      G08554644Courtesy of SUBARU OF AMERICA, INC.
  67. Removal of No. 3 one-way clutch ASSY
    1. Remove the No. 3 one-way clutch ASSY and one-way clutch inner race from the intermediate shaft.
      Fig 107: Identifying No. 3 One-Way Clutch Assy And One-Way Clutch Inner Race
      G08554645Courtesy of SUBARU OF AMERICA, INC.
  68. Removal of rear planetary ring gear flange SUB-ASSY
    1. Remove the rear planetary ring gear flange SUB-ASSY, No. 7 thrust bearing race, thrust needle roller bearing, and No. 8 thrust bearing race from the intermediate shaft.
      Fig 108: Identifying Rear Planetary Ring Gear Flange Sub-Assy, No. 7 Thrust Bearing Race And Thrust Needle Roller Bearing
      G08554646Courtesy of SUBARU OF AMERICA, INC.
  69. Removal of brake plate stopper spring
    1. Remove the brake plate stopper spring from the automatic transmission case SUB-ASSY.
      Fig 109: Locating Brake Plate Stopper Spring
      G08554647Courtesy of SUBARU OF AMERICA, INC.
  70. Removal of No. 4 brake disc
    1. Remove 2 No. 4 brake flanges, 5 No. 4 brake discs, 4 No. 4 brake plates from the automatic transmission case SUB-ASSY.
      Fig 110: Identifying No. 4 Brake Flange, No. 4 Brake Disc And No. 4 Brake Plate
      G08554648Courtesy of SUBARU OF AMERICA, INC.
  71. Removal of rear planetary gear ASSY
    1. Remove the rear planetary gear ASSY from the automatic transmission case SUB-ASSY.
      Fig 111: Identifying Rear Planetary Gear Assy
      G08554649Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the thrust bearing race, thrust needle roller bearing, and No. 9 thrust bearing race from the rear planetary gear ASSY.
      Fig 112: Identifying Thrust Bearing Race, Thrust Needle Roller Bearing And No. 9 Thrust Bearing Race
      G08554650Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the thrust needle roller bearing from the automatic transmission case SUB-ASSY.
      Fig 113: Identifying Thrust Needle Roller Bearing
      G08554651Courtesy of SUBARU OF AMERICA, INC.
  72. Removal of 1st & reverse brake return spring SUB-ASSY
    1. Place the SST on the 1st & reverse brake return spring SUB-ASSY and press the 1st & reverse brake return spring SUB-ASSY.
      Fig 114: Removing Of 1st & Reverse Brake Return Spring Sub-Assy
      G08554652Courtesy of SUBARU OF AMERICA, INC.

      SST 09350-07050

    2. Remove the snap ring and 1st & reverse brake return spring SUB-ASSY.
  73. Removal of brake apply tube
    1. Remove the brake apply tube from the automatic transmission case SUB-ASSY.
      Fig 115: Identifying Brake Apply Tube
      G08554653Courtesy of SUBARU OF AMERICA, INC.
  74. Removal of 1st & reverse brake piston
    1. Hold the 1st & reverse brake piston and blow compressed air (392 kPa {4.0 kgf/cm2 , 57 psi}) to the transmission case, then remove the 1st & reverse brake piston.
      NOTE: If the piston does not jump out by compressed air, use needle nose pliers to pick the piston up and take it out.
    2. Remove the O-ring from the 1st & reverse brake piston.
      Fig 116: Removing Of 1st & Reverse Brake Piston
      G08554654Courtesy of SUBARU OF AMERICA, INC.
  75. Removal of brake reaction sleeve
    1. Use the SST to remove the brake reaction sleeve from the automatic transmission case SUB-ASSY.

      SST 09350-07080

    2. Remove 2 O-rings from the brake reaction sleeve.
      Fig 117: Removing O-Rings From Brake Reaction Sleeve
      G08554655Courtesy of SUBARU OF AMERICA, INC.
  76. Removal of No. 4 brake piston
    1. Use the SST to remove the No. 4 brake piston from the automatic transmission case SUB-ASSY.

      SST 09350-07090

    2. Remove 2 O-rings from the No. 4 brake piston.
      Fig 118: Removing O-Rings From No. 4 Brake Piston
      G08554656Courtesy of SUBARU OF AMERICA, INC.
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